2.1 --- a/linux-2.6-xen-sparse/arch/xen/i386/mm/hypervisor.c	Wed Sep 07 19:01:05 2005 +0000
     2.2 +++ b/linux-2.6-xen-sparse/arch/xen/i386/mm/hypervisor.c	Wed Sep 07 19:01:31 2005 +0000
     2.3 @@ -106,7 +106,7 @@ void xen_l4_entry_update(pgd_t *ptr, pgd
     2.4  void xen_machphys_update(unsigned long mfn, unsigned long pfn)
     2.5  {
     2.6  	mmu_update_t u;
     2.7 -	u.ptr = (mfn << PAGE_SHIFT) | MMU_MACHPHYS_UPDATE;
     2.8 +	u.ptr = ((unsigned long long)mfn << PAGE_SHIFT) | MMU_MACHPHYS_UPDATE;
     2.9  	u.val = pfn;
    2.10  	BUG_ON(HYPERVISOR_mmu_update(&u, 1, NULL, DOMID_SELF) < 0);
    2.11  }